The Librarians is an American fantasy adventure television series developed by John Rogers that premiered on TNT on December 7, 2014. It is a direct spin-off of The Librarian film series, sharing continuity with the films.
In March 2018, Dean Devlin announced that TNT had cancelled the series after four seasons.[1] During the course of the series, 42 episodes of The Librarians aired, concluding on February 7, 2018.